Any site for circuit diagram of my laptop motherboards?

[Amer1]

Hi all.

My laptop Dell Inspiron 5150's motherboard has malfunctioned and the problem has been traced to circuit malfunction.

I am looking for a print / diagram of its circuit. Can some kind friend guide me where I can find it online?

Thanks.

[dxa]

what kinds of problem ?

dell is remplacing me for the second time my mother board...